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- [2] UNIFORMLY ELLIPTIC-OPERATORS ON RIEMANNIAN MANIFOLD COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE, 1991, 312 (01): : 25 - 30
- [4] OSCILLATION OF ELLIPTIC-OPERATORS AND THE STRUCTURE OF THEIR SPECTRUM DOKLADY AKADEMII NAUK SSSR, 1984, 279 (02): : 306 - 309
- [6] NEGATIVELY CURVED MANIFOLD, ELLIPTIC-OPERATORS AND MARTIN BOUNDARY COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE, 1985, 301 (05): : 193 - 196
- [7] ON THE EIGENVALUES AND THE SPECTRUM FOR A CLASS OF SEMILINEAR ELLIPTIC-OPERATORS BOLLETTINO DELLA UNIONE MATEMATICA ITALIANA, 1985, 4B (03): : 867 - 882